SimpleAttributeSample.java Source code

Introduction

Here is the source code for SimpleAttributeSample.java

Source

/*
Definitive Guide to Swing for Java 2, Second Edition
By John Zukowski       
ISBN: 1-893115-78-X
Publisher: APress
*/

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextPane;
import javax.swing.text.BadLocationException;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.SimpleAttributeSet;
import javax.swing.text.StyleConstants;
import javax.swing.text.StyledDocument;

public class SimpleAttributeSample {
    public static void main(String args[]) {
        JFrame frame = new JFrame("Simple Attributes");
        Container content = frame.getContentPane();

        StyledDocument document = new DefaultStyledDocument();

        SimpleAttributeSet attributes = new SimpleAttributeSet();
        attributes.addAttribute(StyleConstants.CharacterConstants.Bold, Boolean.TRUE);
        attributes.addAttribute(StyleConstants.CharacterConstants.Italic, Boolean.TRUE);

        // Insert content
        try {
            document.insertString(document.getLength(), "Hello Java", attributes);
        } catch (BadLocationException badLocationException) {
            System.err.println("Oops");
        }

        attributes = new SimpleAttributeSet();
        attributes.addAttribute(StyleConstants.CharacterConstants.Bold, Boolean.FALSE);
        attributes.addAttribute(StyleConstants.CharacterConstants.Italic, Boolean.FALSE);
        attributes.addAttribute(StyleConstants.CharacterConstants.Foreground, Color.lightGray);

        // Insert content
        try {
            document.insertString(document.getLength(), " - Good-bye Visual Basic", attributes);
        } catch (BadLocationException badLocationException) {
            System.err.println("Oops");
        }

        JTextPane textPane = new JTextPane(document);
        textPane.setEditable(false);
        JScrollPane scrollPane = new JScrollPane(textPane);
        content.add(scrollPane, BorderLayout.CENTER);

        frame.setSize(300, 150);
        frame.setVisible(true);
    }
}